AUTOMATIC Location - Area: Garfagnana , magnitude (ML): 0.5
2025-12-05 01:50:04 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-12-05 01:58:08

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Earthquake info - RsniPicker2 automatic location
Event - ID :251205014939
Magnitude (ML) :0.5 +/- 0.2
Origin Time :2025-12-05 01:50:04.05 (UTC)
Location : Latitude: 44.178 N, Longitude: 10.416 E
Area :Garfagnana
Depth (km) :17.10
Distances (km) : 2.4 --- Villa Collemandina (LU)
3.1 --- Castiglione di Garfagnana (LU)
4.9 --- Pieve Fosciana (LU)
5.6 --- San Romano in Garfagnana (LU)
6.8 --- Camporgiano (LU)
7.4 --- Castelnuovo di Garfagnana (LU)
7.6 --- Fosciandora (LU)
9.5 --- Piazza al Serchio (LU)
9.6 --- Careggine (LU)
10.5 --- Sillano (LU)
11.5 --- Molazzana (LU)
12.7 --- Vagli Sotto (LU)
12.8 --- Barga (LU)
12.9 --- Gallicano (LU)
14.1 --- Giuncugnano (LU)
14.2 --- Vergemoli (LU)
15.3 --- Coreglia Antelminelli (LU)
16.4 --- Pievepelago (MO)
16.7 --- Minucciano (LU)
16.7 --- Ligonchio (RE)

Quality location estimate:
Erh: 0.9 km, Erz: 1.7 km, Nf: 12, Gap: 94°, Rms: 0.12 s
Stazioni validate: 10


RsniPicker2 - Automatic location results
Station Net P arrival times P pick
err
P pick
weight
P res Nll
weight
S arrival time S pick
err
S pick
weight
S res Nll
weight
Dist.
SARMGU2025-12-05 01:50:07.4500.01300.021.98--:---.-----.---.-- 17.2
VLCMN2025-12-05 01:50:07.2900.0080-0.041.91--:---.-----.---.-- 17.4
CARDGU2025-12-05 01:50:08.5400.01200.012.032025-12-05 01:50:09.8800.3882-1.850.0924.6
EQUIGU--:---.-----.---.--2025-12-05 01:50:12.3500.1242-0.101.2627.0
GSCLGU--:---.-----.---.--2025-12-05 01:50:14.1810.09610.001.4729.2
POPMGU2025-12-05 01:50:11.0800.01800.540.062025-12-05 01:50:15.1700.1062-0.071.3335.4
PLMAIV--:---.-----.---.--2025-12-05 01:50:19.2800.15520.101.0150.1
ZCCAIV--:---.-----.---.--2025-12-05 01:50:20.8890.4302-1.010.1851.5
PIIIV--:---.-----.---.--2025-12-05 01:50:19.5400.5973-1.560.1454.2
CSNTIV--:---.-----.---.--2025-12-05 01:50:35.7000.5043-0.240.54106.5


RsniPicker2 - Automatic magnitude (ML) calculation results
Station Net Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth Used
SARM GU0.308.35e-217.2301SI
CARD GU0.404.56e-224.6163SI
EQUI GU0.102.01e-227.0267SI
GSCL GU0.605.45e-229.235SI
POPM GU0.506.01e-235.4118SI
PLMA IV0.501.48e-250.1253SI
ZCCA IV0.903.71e-251.567SI
PII IV0.206.86e-354.2170SI


Results of PGA, PGV, IH, spectral amplitudes (SA) values calculation
Station Net Channel PGA
(g)
PGV
(m/s)
PGD
(m)
IH 0*
(m)
IH 1*
(m)
IH 2*
(m)
Sa(T=0.10)
(g)
Sa(T=0.30)
(g)
Sa(T=1.00)
(g)
Sa(T=3.00)
(g)
Dist.
(km)
Azim.
(°)
SARM GUEHZ8.9411e-61.1343e-60.0000e+06.2184e-71.0070e-61.3374e-61.3957e-53.4412e-61.2661e-72.0022e-817.2301
SARM GUEHN6.6249e-68.7601e-70.0000e+08.1045e-71.4209e-61.4209e-61.6423e-53.2635e-62.2584e-72.3536e-817.2301
SARM GUEHE7.3220e-68.7139e-70.0000e+06.5278e-71.3126e-61.7565e-61.6670e-52.8797e-62.4171e-72.5211e-817.2301
VLC MNHHZ1.3782e-51.7894e-60.0000e+08.9192e-71.6576e-62.3992e-61.9383e-52.5400e-61.5886e-73.2144e-817.4-1
VLC MNHHN1.3546e-51.9045e-60.0000e+01.2827e-62.2903e-62.2903e-63.6135e-54.3443e-63.3437e-75.3113e-817.4-1
VLC MNHHE2.0001e-52.5866e-60.0000e+01.3305e-62.5612e-63.8078e-63.7953e-53.9826e-62.8672e-75.4246e-817.4-1
CARD GUHHZ4.0942e-63.9554e-70.0000e+02.4628e-74.6807e-76.6514e-78.8989e-69.0852e-76.8532e-89.9171e-924.6163
CARD GUHHN7.2066e-69.6752e-70.0000e+04.9054e-79.5518e-79.5518e-78.9460e-61.4026e-61.2976e-71.6830e-824.6163
CARD GUHHE6.3448e-67.6030e-70.0000e+05.7591e-79.9431e-71.3512e-68.9698e-61.4731e-61.1604e-71.8023e-824.6163
EQUI GUHHZ3.2182e-63.4161e-70.0000e+01.5941e-73.2200e-74.7147e-74.7819e-65.2520e-74.6915e-86.7091e-927.0267
EQUI GUHHN3.0528e-63.8323e-70.0000e+01.9018e-73.8830e-73.8830e-74.8136e-65.4489e-78.5235e-81.1074e-827.0267
EQUI GUHHE2.3268e-62.7992e-70.0000e+01.5275e-72.9180e-74.3685e-74.1608e-63.8900e-76.9160e-85.6354e-927.0267
GSCL GUHHZ8.5732e-71.7192e-70.0000e+01.3872e-72.2908e-73.1939e-72.7134e-64.2999e-76.5081e-87.9551e-929.235
GSCL GUHHN2.6961e-65.9370e-70.0000e+04.7125e-78.2469e-78.2469e-75.5868e-62.0677e-61.2833e-71.6201e-829.235
GSCL GUHHE1.4020e-63.3204e-70.0000e+02.8724e-74.6237e-76.1945e-73.7763e-69.9995e-76.4723e-88.7718e-929.235
POPM GUHHZ4.4512e-64.9072e-70.0000e+03.3665e-75.8513e-78.2652e-71.0489e-51.2237e-65.2836e-81.0993e-835.4118
POPM GUHHN8.8230e-69.3643e-70.0000e+06.9299e-71.1709e-61.1709e-61.5887e-52.2018e-61.0211e-72.0876e-835.4118
POPM GUHHE6.2222e-67.5489e-70.0000e+05.7975e-79.6938e-71.3302e-61.9340e-51.8994e-69.5400e-81.6335e-835.4118
PLMA IVHHZ5.4047e-71.0631e-70.0000e+06.0647e-81.5995e-72.4820e-78.6854e-72.1653e-71.4984e-78.0591e-950.1253
PLMA IVHHN7.6402e-71.4434e-70.0000e+01.1197e-72.1982e-72.1982e-73.7334e-63.0877e-79.7424e-81.0675e-850.1253
PLMA IVHHE8.1047e-71.3697e-70.0000e+08.9371e-81.7828e-72.6382e-71.1776e-62.4937e-78.3870e-89.0631e-950.1253
ZCCA IVHHZ1.0521e-75.4134e-80.0000e+02.0383e-85.4703e-81.0494e-71.5249e-71.1509e-75.2221e-81.2367e-851.567
ZCCA IVHHN1.3528e-74.8974e-80.0000e+03.4525e-87.1044e-87.1044e-81.7396e-72.8776e-73.5369e-86.1391e-951.567
ZCCA IVHHE1.7466e-74.2543e-80.0000e+03.1693e-88.1069e-81.2466e-71.7697e-71.7816e-74.5019e-88.4839e-951.567
PII IVHHZ2.9848e-76.4796e-80.0000e+05.6263e-89.1526e-81.2383e-75.6171e-73.7236e-71.4870e-82.3251e-954.2170
PII IVHHN2.8727e-75.2328e-80.0000e+04.9611e-88.4871e-88.4871e-88.9720e-72.4649e-72.6278e-82.6419e-954.2170
PII IVHHE4.7875e-78.9312e-80.0000e+06.8885e-81.1165e-71.5448e-71.3754e-63.4019e-72.2141e-83.8191e-954.2170
*IH (Housner Intensity) calculated on the velocity spectrum (SV) between 0.1 and 0.5 s (IH0), 0.1 and 1.0 s (IH1), 0.1 and 1.5 s (IH2)

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